# CPA Test Prep vs ISSEP Security Engineer Prep

The clearest difference is in-app purchases: ISSEP Security Engineer Prep at none against CPA Test Prep's 2. ISSEP Security Engineer Prep also leads on device support (3 vs 1). CPA Test Prep's advantage is update cadence (every 5 weeks vs every 3 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. CPA Test Prep sells 2 in-app purchases, starting at $7.99 per month. ISSEP Security Engineer Prep asks for nothing beyond the download.

CPA Test Prep ships an update every 5 weeks, ISSEP Security Engineer Prep every 3 months. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | CPA Test Prep | ISSEP Security Engineer Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 12 MB | 27 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### CPA Test Prep

[App page](https://appshunter.io/ios/app/cpa-test-prep/id6670574959)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $7.99 | per month |
| Lifetime version | $19.99 | one-time |


### ISSEP Security Engineer Prep

[App page](https://appshunter.io/ios/app/issep-security-engineer-prep/id6759794872)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CPA Test Prep free?

CPA Test Prep is free to download, with in-app purchases available.

### Is ISSEP Security Engineer Prep free?

ISSEP Security Engineer Prep is free to download, with no in-app purchases.

### Do CPA Test Prep or ISSEP Security Engineer Prep have ads?

Neither CPA Test Prep nor ISSEP Security Engineer Prep shows ads.

### Which is updated more often, CPA Test Prep or ISSEP Security Engineer Prep?

CPA Test Prep ships an update every 5 weeks, and ISSEP Security Engineer Prep every 3 months. Most recently, CPA Test Prep was updated on October 8, 2026 and ISSEP Security Engineer Prep on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*